
.container {
    width: 100vw;
    height: 100vh;
    background-color: black;
}
.header {
    width: 100vw;
    height: vh(81);
    background-image: url('../../assets/header.svg');
    background-repeat: no-repeat;
    text-align: center;
    color: white;
    font-family: Arial, Helvetica, sans-serif;
    font-weight: 600;
    line-height: 81px;
    font-size: 30px;
}
.main {
    display: flex;
    .left_area,.middle_area, .right_area {
        flex: 1;
        margin-left: 20px;
        height: calc(100vh - 81px);
        background-image: url('../../assets/area.svg');
        background-repeat: no-repeat;
    }
    
}